SMART 1: Pythagoras Crater . ... Credit Copyright: ESA / Space-X , AMIE Team Explanation: Stark shadows show off the central peaks and terraced walls of 120 kilometer wide Pythagoras Crater in this mosaic of images from ESA's SMART-1 spacecraft. Characteristic of large, complex impact craters on the Moon, the central uplift was produced by a rebound of the suddenly molten lunar crust during the violent impact event. ... NASA Web Site Statements, Warnings, and Disclaimers . ...